gcp_billing_list_budgets

List budgets for a billing account

SERVERGCP MCP Server SOURCEahmedselimmansor-ctrl/gcp_mcp_server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/ahmedselimmansor-ctrl-gcp-mcp-server/gcp-billing-list-budgets.md

WHAT IT DOES

What gcp_billing_list_budgets does on GCP MCP Server

AI agents call gcp_billing_list_budgets to retrieve information from GCP MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why gcp_billing_list_budgets is rated Low

This tool queries and retrieves existing budget configurations from a billing account. It is a read-only operation that does not create, modify, delete, or execute any actions. While billing data is sensitive, the ability to list budgets poses minimal risk compared to write, execute, or destructive operations. A misused read tool can cause data exposure but not operational harm or financial transactions.

From the tool's definition Tool name contains 'list' and description states 'List budgets for a billing account' — a retrieval operation with no modification or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs gcp_billing_list_budgets safely

PolicyLayer is an MCP gateway: it sits between your AI agents and GCP MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gcp_billing_list_budgets, this is the rule to start with:

gcp_billing_list_budgets Allowed

gcp_billing_list_budgets is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "gcp_billing_list_budgets": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect GCP MCP Server, apply this rule, and every gcp_billing_list_budgets call is checked against it from then on.

FAQ

Questions about gcp_billing_list_budgets

What does the gcp_billing_list_budgets tool do? +

List budgets for a billing account. It is categorised as a Read tool in the GCP MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on gcp_billing_list_budgets? +

Register the GCP MCP Server MCP server in PolicyLayer and add a rule for gcp_billing_list_budgets: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches GCP MCP Server. Nothing to install.

What risk level is gcp_billing_list_budgets? +

gcp_billing_list_budgets is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit gcp_billing_list_budgets? +

Yes. Add a rate_limit block to the gcp_billing_list_budgets rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block gcp_billing_list_budgets completely? +

Set action: deny in the PolicyLayer policy for gcp_billing_list_budgets. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides gcp_billing_list_budgets? +

gcp_billing_list_budgets is provided by the GCP MCP Server MCP server (ahmedselimmansor-ctrl/gcp_mcp_server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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